disinfectant

/ˌdɪsɪnˈfektənt/ (bre, ipa) · /ˌdɪsɪnˈfektənt/ (ame, ipa) · /ˌdis-in-ˈfek-tənt/ (ame, mw)

disinfectant — noun

  • disinfectantsingular
  • disinfectantsplural

1. A chemical liquid or spray that destroys germs on hard surfaces and is commonly

1.名詞B1
釋義

A chemical liquid or spray that destroys germs on hard surfaces and is commonly used in homes and hospitals to prevent the spread of infection.

例句

Theo sprayed disinfectant on the kitchen counter after handling raw chicken.

disinfectant + on + [surface] + after + [action]

Nurses at the city hospital use a strong disinfectant to clean each operating room.

use + strong disinfectant + to + [purpose]

同義詞
  • antiseptic

    used on living tissue (skin, wounds); milder than disinfectant

  • sanitizer

    less strong; often refers to hand-cleaning or surface wipes

  • bleach

    a specific type of chemical disinfectant; stronger and can damage fabrics

反義詞
  • contaminant

    something that makes a surface dirty or infected

文法句型

disinfectant + for [surface/use]

use + disinfectant + on + [surface]

用法筆記

Often used as an uncountable noun when referring to the substance in general (a bottle of disinfectant), but countable when referring to a particular type or brand (many household disinfectants).

常見錯誤

❌I put disinfectant on my cut to clean it.
✅I put antiseptic on my cut to clean it.
💡Disinfectant is for hard surfaces, not for living tissue.
❌The disinfectant smell made her cough.' (confusing adjective form with noun)
✅The smell of disinfectant made her cough.
💡Use 'smell of disinfectant' rather than 'disinfectant smell' for natural-sounding English.